Computer Science Technology em Student at Kingston Polytechnic College
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Effect of using mobile phone
5 de May de 2014•0 gostou•68,376 visualizações
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Denunciar
Tecnologia
Negócios
What is a Mobile phone?
History and Evolution of Mobile
Main Source Of Using Mobile Phone
Effects of Mobile Phone
Effect on nature
Tips for reducing potential harmful
effects of mobile phone radiation
References
2. Table of contents:
• What is a Mobile phone?
• History and Evolution of Mobile
• Main Source Of Using Mobile Phone
• Effects of Mobile Phone
• Effect on nature
• Tips for reducing potential harmful
effects of mobile phone radiation
• References
3. What is a Mobile phone?
Mobile phone (also known as a cellular phone, cell
phone, and a hand phone) is a phone which can received
every conversation from wave length by satalight & without
any cord. It can carry in hold world
4. History and Evolution of Mobile:
• A hand mobile
radiotelephone is an old
dream of radio engineering
• Early predecessors of
cellular phones included
analog radio
communications from ships
and trains
• Martin Cooper is the first
inventor of Mobile Phone &
in large scale manufactured
by Motorola Company in
1973.
5. Good Effects of Mobile Phone:
• You can easily
communicate with others
everywhere as it is
portable.
• For emergency purpose
• We can use Internet
Banking work
• Now a days people use
mobile phone not only for
talking but also use for
internet, specially chatting
,searching for something or
taking pictures & shopping.
6. Bad Effects of Mobile Phone:
Impaired Concentration: Heart risks:
Loss of Hearing:
Brain Cancer:
Brain cancer
Road Accident
7. Effect on nature:
• Deterioration & damage:
Mobile phones leak dangerous chemicals and materials into their
surroundings when they are thrown out. Hence, if we do not recycle
mobile phones, these damaging chemicals and materials may very
well wind up in our already overloaded landfills. Lead, mercury and
arsenic are among some of the toxic chemicals. While your mobile
only has a very tiny amount of each of these chemicals , you need to
look at the big picture of over millions of them being thrown out
annually.
• Killing Birds :
Researchers found that robins were
disoriented when exposed to a vertically
aligned, broadband or a single-frequency
field.
8. Tips for reducing potential harmful
effects of mobile phone radiation:
When on a call, use a wired headset or speakerphone mode
Place the mobile phone away from your body when on a call.
Do not carry mobile phones in pockets of your close of Heart.
Avoid using a mobile phone when you are driving & when gatting
trains, buses ,cars & road & rail line crossing.
Turn the mobile phone off when
you don't need to use it.
Do not allow children under
18 to use a mobile phone except
in emergencies.